Invasive Species

The Oregon Department of Fish Wildlife is working to keep invasive zebra, quagga and golden mussels out of rivers and lakes.

Voluntary boat inspections resume this Memorial Day Weekend at Lake Chelan for the third season. Chelan County Natural Resources says they hold the inspection program every year to keep aquatic invasive species (AIS), including milfoil and quagga and zebra mussels, and other non-native species from entering the Lake Chelan ecosystem...

Uncover the invasion of the Joro spider in the US and how its distinct appearance and adaptability could pose a threat to various states.

Chelan County Natural Resources, in partnership with the nonprofit group Keep it Blue: Lake Chelan, is holding a town hall event on invasive species in Chelan this week. The County's natural resources specialist, Lisa Dowling, says the event will focus on two main topics...

The Washington Department of Fish and Wildlife (WDFW) is praising the efforts of partners and the public in managing a new European green crab sighting in Salt Creek Recreational Area.

The State Department of Agriculture is asking Washingtonians to check their Christmas trees, wreathes and other purchased holiday greenery for invasive species.  Last week WSDA confirmed elongate hemlock scale, Fiorinia externa, on out-of-state sourced holiday greenery.  The Dep...

Increases in invasive species were seen near the shoreline, the southern basin of the lake, and other high-use areas.